Control Objective 4: Key loading to HSMs and POI PIN-acceptance devices is handled in a secure manner – PCI PIN Security
PCI PIN Security 14-4: PCI PIN 14-4
What does 14-4 require?
Physical tokens that enable key loading, such as brass keys or chip cards, are never in the control of one person who could use them to load keys alone, and are secured like key components, in tamper-evident authenticable packaging with access logs for removal and return to secure storage.